#include <stdio.h>
#include <ctype.h>
int main ()
{
	char string[1000];
	FILE *pfile;
	gets(string);
	for(int i=0;string[i]!='\0';i++)
	{
		if(islower(string[i])!=0)
		    string[i]=toupper(string[i]);
	}
	pfile=fopen("test.txt","w");
	if(pfile!=NULL)
	    fputs(string,pfile);
	fclose(pfile);
}
